Alexandru Mihalcea

ORCID: 0000-0003-3591-3574
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About
Contact & Profiles
Research Areas
  • Laser-Plasma Interactions and Diagnostics
  • Job Satisfaction and Organizational Behavior
  • Radiation Therapy and Dosimetry
  • Emotional Intelligence and Performance
  • Resilience and Mental Health
  • Impact of AI and Big Data on Business and Society
  • Socioeconomic and Demographic Analysis
  • Child and Adolescent Psychosocial and Emotional Development
  • Cognitive Functions and Memory
  • Family Business Performance and Succession
  • Attachment and Relationship Dynamics
  • Cultural Differences and Values
  • Educational Games and Gamification
  • Educational Research and Analysis
  • Motivation and Self-Concept in Sports
  • Psychosomatic Disorders and Their Treatments
  • Cognitive Abilities and Testing
  • Dementia and Cognitive Impairment Research
  • Entrepreneurship Studies and Influences
  • Mindfulness and Compassion Interventions
  • Nuclear Physics and Applications
  • Workaholism, burnout, and well-being
  • Optimism, Hope, and Well-being
  • Human Resource and Talent Management
  • Psychological Well-being and Life Satisfaction

Titu Maiorescu University
2012-2025

National Institute for Laser Plasma and Radiation Physics
2024

Self-efficacy is a key protective factor against psychological stress. The construct claims as valid and reliable measure targeting various fields of person's daily life. present study presents representations about his or her own competencies in functional areas. designed instrument offers multidimensional assessment self-efficacy ten areas: intellectual, family, educational, professional, social, religious, erotic, moral, life standard health. preliminary data has proved satisfactory...

10.1016/j.sbspro.2012.01.248 article EN Procedia - Social and Behavioral Sciences 2012-01-01

The personality of leaders, the degree satisfaction employees, type adopted leadership, professional performance employees are concepts we frequently meet among newest papers organizational psychology domain. In present paper unitary approach relation between four mentioned on a single sample subjects (managers and in retail business). study was guided by following objectives: 1. Identifying leader who generates job his employees; 2. facets leadership features leader; 3. Correlating styles...

10.1016/j.sbspro.2014.03.287 article EN Procedia - Social and Behavioral Sciences 2014-04-01

Abstract Radiation delivery at ultrahigh dose rates (UHDRs) has potential for use as a new anticancer therapeutic strategy. The FLASH effect induced by UHDR irradiation been shown to maintain antitumour efficacy with reduction in normal tissue toxicity; however, the difficult demonstrate vitro. objective vitro is challenging, aiming reveal differential response between cancer and cells further identify cell molecular mechanisms. New high-intensity petawatt laser-driven accelerators can...

10.1038/s41598-024-65137-7 article EN cc-by Scientific Reports 2024-06-27

Abstract Job satisfaction is a frequently used construct studied in the organizational psychology, being considered to have direct influence on working quality of employees’ an organization. The leader's personality does not only impact performance, but also job subordinates. present study proposes verify three hypothesis: 1. Showing connection between different sides and profile subjects with leading positions 2. Evaluating efficiency certain coaching type addressed top managers by...

10.1016/j.sbspro.2013.04.257 article EN Procedia - Social and Behavioral Sciences 2013-05-01

The present study was based on the elaboration of a short 360 feedback questionnaire (MSF 360) which can be rapidly utilized in order to assess management skills retail companies. reliability analysis has indicated an acceptable internal consistency and confirmatory factorial (CFA) also conducted. MSF considerable increased predictive ability same performance indicators, beyond that provided by scales CPI 260 MLQ. Following studies are necessary increase degree representativeness sample subjects.

10.1016/j.sbspro.2015.03.059 article EN Procedia - Social and Behavioral Sciences 2015-05-01

Abstract The present study investigates some psychological characteristics that differentiate the students became entrepreneurs from aspiring ones. Comparing those who have just attended a training for developing entrepreneurial skills (123) with ones started activity after (40), we found score higher on Openness factor (NEOPIR) being more optimistic and enthusiastic. No significant differences Extraversion, Consciousness Agreeableness factors appear. Results JVIS indicate prefer to find...

10.1016/j.sbspro.2012.01.214 article EN Procedia - Social and Behavioral Sciences 2012-01-01

Abstract The aim of this study was to describe the patterns couple adjustment at level Romanian culture depending educational partners. We used Dyadic Adjustment Scale – DAS, a classical method evaluating quality marital relationship. Results demonstrate that in case university graduates, factor specific is consensus, which means high degree understanding between partners regarding important factors for relationship such as: money, religion, and time spent together. In Romania, poorness low...

10.1016/j.sbspro.2013.04.247 article EN Procedia - Social and Behavioral Sciences 2013-05-01

Abstract Radiation delivery at ultra-high dose rates (UHDRs) demonstrated its potential to be used as a new anti-cancer therapeutic strategy. The FLASH effect induced by UHDR irradiation was shown maintain anti-tumor efficacy while reducing normal tissue toxicity that limits the use of conventional radiotherapy, however, difficult demonstrate in vitro . high-intensity petawatt laser-driven accelerators can deliver very high energy electrons (VHEE) 10 13 Gy/s short pulses (10 − s). We present...

10.21203/rs.3.rs-3893842/v1 preprint EN cc-by Research Square (Research Square) 2024-02-02

Mood disorders encountered by the elderly are of concern to specialists in fields psychiatry, psychology and other social sciences, especially current demographic context increasing population. This study aimed build an affective emotional profile patient with neurocognitive disorder. The involved 91 patients, 49 women 42 men, aged between 55 85, hospitalized a clinical psychiatric hospital. To assess cognitive impairment, Minimental State Examination test, was applied. level anxiety...

10.31579/2637-8892/156 article EN Psychology and Mental Health Care 2022-04-15
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